1161517054 has 8 divisors (see below), whose sum is σ = 1742463360. Its totient is φ = 580695936.

The previous prime is 1161517033. The next prime is 1161517079. The reversal of 1161517054 is 4507151611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2974 + ... + 48289.

It is an arithmetic number, because the mean of its divisors is an integer number (217807920).

Almost surely, 2^1161517054 is an apocalyptic number.

1161517054 is a deficient number, since it is larger than the sum of its proper divisors (580946306).

1161517054 is a wasteful number, since it uses less digits than its factorization.

1161517054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62594.

The product of its (nonzero) digits is 4200, while the sum is 31.

The square root of 1161517054 is about 34081.0365746114. The cubic root of 1161517054 is about 1051.1754195920.

Adding to 1161517054 its reverse (4507151611), we get a palindrome (5668668665).

The spelling of 1161517054 in words is "one billion, one hundred sixty-one million, five hundred seventeen thousand, fifty-four".